[名词解释] 边际收益递增规律。

经济增长 Refer to the exhibit. Which rule does the DHCP server use when there is an IP address conflict?（） ["The address is removed from the pool until the conflict is resolved.","The address remains in the pool until the conflict is resolved.","Only the IP detected by Gratuitous ARP is removed from the pool.","Only the IP detected by Ping is removed from the pool.","The IP will be shown, even after the conflict is resolved."] 叉车传动部分是由（）等组成。 ["一轴","二轴","过渡","以上都对"] 旁通管的管径应根据最低进口压力和最大出口流量确定，一般最小管径不小于DN（）mm。 ["50","80","100","120"] 综合实践活动是一种以学生的经验与生活为核心的实践性课程。它住重使学生获得直接经验，密切联系学生的日常（），体现对（）和能力的综合运用。 边际收益递增规律。